package com.alan.observer.listener;


import com.alan.observer.simple.Observer;
import com.alan.observer.simple.Observerable;

/**
 * Created by Alan on 2018/8/20.
 */
public class WechatServer implements Observerable {
    @Override
    public void registerObserver(Observer o) {

    }

    @Override
    public void removeObserver(Observer o) {

    }

    @Override
    public void notifyObserver() {

    }
}
